CH335144A - Calculatrice avec dispositif arithmétique à noyaux magnétiques - Google Patents

Calculatrice avec dispositif arithmétique à noyaux magnétiques

Info

Publication number
CH335144A
CH335144A CH335144DA CH335144A CH 335144 A CH335144 A CH 335144A CH 335144D A CH335144D A CH 335144DA CH 335144 A CH335144 A CH 335144A
Authority
CH
Switzerland
Prior art keywords
calculator
arithmetic device
magnetic cores
cores
magnetic
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Earle Whitney Gordon
Original Assignee
Ibm
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ibm filed Critical Ibm
Publication of CH335144A publication Critical patent/CH335144A/fr

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/04—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using cores with one aperture or magnetic loop
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/498—Computations with decimal numbers radix 12 or 20. using counter-type accumulators
    • G06F7/4983—Multiplying; Dividing
    • G06F7/4985—Multiplying; Dividing by successive additions or subtractions
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/76—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using magnetic cores or ferro-electric capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Power Engineering (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Looms (AREA)
  • Credit Cards Or The Like (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Magnetic Treatment Devices (AREA)
CH335144D 1953-11-25 1954-11-24 Calculatrice avec dispositif arithmétique à noyaux magnétiques CH335144A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US399047A US2923472A (en) 1953-11-25 1953-11-25 Arithmetic unit using magnetic core counters

Publications (1)

Publication Number Publication Date
CH335144A true CH335144A (fr) 1958-12-31

Family

ID=45874507

Family Applications (1)

Application Number Title Priority Date Filing Date
CH335144D CH335144A (fr) 1953-11-25 1954-11-24 Calculatrice avec dispositif arithmétique à noyaux magnétiques

Country Status (7)

Country Link
US (1) US2923472A (ko)
BE (1) BE533622A (ko)
CH (1) CH335144A (ko)
DE (1) DE1044462B (ko)
FR (1) FR1119689A (ko)
GB (2) GB788994A (ko)
NL (1) NL192647A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3034721A (en) * 1956-06-06 1962-05-15 Buchungemaschinenwerk Karl Mar Electronic multiplying arrangement in combination with a mechanically actuated bookkeeping machine
DE1071384B (de) * 1956-06-18 1959-12-17 Kienzle Apparate G.M.B.H., Villingen (Schwarzw.) Anordnung zum schrittweisen Verschieben von Informationen oder Informationsgruppen in einer Kette
CH452241A (de) * 1966-09-29 1968-05-31 Anker Werke Ag Verfahren und Einrichtung zur Durchführung von Multiplikationen mittels einer elektronischen Rechenvorrichtung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2176932A (en) * 1931-10-30 1939-10-24 Addressograph Multigraph Electrical calculating machine
US2192612A (en) * 1937-09-24 1940-03-05 Ibm Multiplying machine
US2409689A (en) * 1942-11-02 1946-10-22 Rca Corp Electronic computing device
US2575331A (en) * 1945-10-18 1951-11-20 Ncr Co Electronic multiplying device
US2641407A (en) * 1949-06-18 1953-06-09 Ibm Electronic multiplier
US2591406A (en) * 1951-01-19 1952-04-01 Transducer Corp Pulse generating circuits
BE513097A (ko) * 1951-07-27
US2697178A (en) * 1952-06-04 1954-12-14 Ncr Co Ferroresonant ring counter
NL180312B (nl) * 1952-08-01 Atochem Werkwijze voor het bereiden van azinen uit cyaanverbindingen, waterstofperoxyde en carbonylverbindingen of cyaanhydrinen.

Also Published As

Publication number Publication date
GB788994A (en) 1958-01-15
DE1044462B (de) 1958-11-20
GB788995A (en) 1958-01-15
NL192647A (ko)
BE533622A (ko) 1958-05-09
US2923472A (en) 1960-02-02
FR1119689A (fr) 1956-06-22

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